package com.company;

import java.util.Scanner;

public class ComputerAreaWIthConstant {
    public static void main(String[] args) {
        final double PI = 3.14159;
        Scanner input = new Scanner(System.in);

        System.out.print("Enter a number for radius: ");
        double radius = input.nextDouble();


        double area = radius*radius*PI;
        System.out.println("The area for the circle of radius "+radius+" is "+area);

    }
}
